8401699 has 2 divisors, whose sum is σ = 8401700. Its totient is φ = 8401698.

The previous prime is 8401681. The next prime is 8401703. The reversal of 8401699 is 9961048.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8401699 - 2¹⁵ = 8368931 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (8401639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4200849 + 4200850.

It is an arithmetic number, because the mean of its divisors is an integer number (4200850).

Almost surely, 2^8401699 is an apocalyptic number.

8401699 is a deficient number, since it is larger than the sum of its proper divisors (1).

8401699 is an equidigital number, since it uses as much as digits as its factorization.

8401699 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 8401699 is about 2898.5684397647. The cubic root of 8401699 is about 203.2929756566.

The spelling of 8401699 in words is "eight million, four hundred one thousand, six hundred ninety-nine".